summaryrefslogtreecommitdiff
path: root/arch/blackfin
diff options
context:
space:
mode:
authorStefan Roese <sr@denx.de>2012-08-16 17:55:41 +0000
committerWolfgang Denk <wd@denx.de>2012-09-01 14:26:02 +0200
commit0044c42e94ecc258728190919b4619508fb83089 (patch)
tree4964b48f60ad93a2b77a76104b0ca9f664bde3b3 /arch/blackfin
parent7fe7701d322e9147c06d68ad6ebef91289b9a57e (diff)
downloadu-boot-imx-0044c42e94ecc258728190919b4619508fb83089.zip
u-boot-imx-0044c42e94ecc258728190919b4619508fb83089.tar.gz
u-boot-imx-0044c42e94ecc258728190919b4619508fb83089.tar.bz2
Consolidate bootcount code into drivers/bootcount
This patch moves all bootcount implementations into a common directory: drivers/bootcount. The generic bootcount driver is now usable not only by powerpc platforms, but others as well. Signed-off-by: Stefan Roese <sr@denx.de> Cc: Heiko Schocher <hs@denx.de> Cc: Valentin Longchamp <valentin.longchamp@keymile.com> Cc: Christian Riesch <christian.riesch@omicron.at> Cc: Manfred Rudigier <manfred.rudigier@omicron.at> Cc: Mike Frysinger <vapier@gentoo.org> Cc: Rob Herring <rob.herring@calxeda.com> Cc: Reinhard Meyer <reinhard.meyer@emk-elektronik.de> Tested-by: Valentin Longchamp <valentin.longchamp@keymile.com> Tested-by: Christian Riesch <christian.riesch@omicron.at> Acked-by: Rob Herring <rob.herring@calxeda.com> Acked-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'arch/blackfin')
-rw-r--r--arch/blackfin/cpu/Makefile1
-rw-r--r--arch/blackfin/cpu/bootcount.c34
2 files changed, 0 insertions, 35 deletions
diff --git a/arch/blackfin/cpu/Makefile b/arch/blackfin/cpu/Makefile
index 5deaa9e..0a72ec5 100644
--- a/arch/blackfin/cpu/Makefile
+++ b/arch/blackfin/cpu/Makefile
@@ -17,7 +17,6 @@ EXTRA := init.elf
CEXTRA := initcode.o
SEXTRA := start.o
SOBJS := interrupt.o cache.o
-COBJS-$(CONFIG_BOOTCOUNT_LIMIT) += bootcount.o
COBJS-y += cpu.o
COBJS-y += gpio.o
COBJS-y += interrupts.o
diff --git a/arch/blackfin/cpu/bootcount.c b/arch/blackfin/cpu/bootcount.c
deleted file mode 100644
index 6cf6dd5..0000000
--- a/arch/blackfin/cpu/bootcount.c
+++ /dev/null
@@ -1,34 +0,0 @@
-/*
- * functions for handling bootcount support
- *
- * Copyright (c) 2010 Analog Devices Inc.
- *
- * Licensed under the 2-clause BSD.
- */
-
-/* This version uses one 32bit storage and combines the magic/count */
-
-#include <common.h>
-
-/* We abuse the EVT0 MMR for bootcount storage by default */
-#ifndef CONFIG_SYS_BOOTCOUNT_ADDR
-# define CONFIG_SYS_BOOTCOUNT_ADDR EVT0
-#endif
-
-#define MAGIC_MASK 0xffff0000
-#define COUNT_MASK 0x0000ffff
-
-void bootcount_store(ulong cnt)
-{
- ulong magic = (BOOTCOUNT_MAGIC & MAGIC_MASK) | (cnt & COUNT_MASK);
- bfin_write32(CONFIG_SYS_BOOTCOUNT_ADDR, magic);
-}
-
-ulong bootcount_load(void)
-{
- ulong magic = bfin_read32(CONFIG_SYS_BOOTCOUNT_ADDR);
- if ((magic & MAGIC_MASK) == (BOOTCOUNT_MAGIC & MAGIC_MASK))
- return magic & COUNT_MASK;
- else
- return 0;
-}